<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Fonts Module: parsing font-synthesis with invalid values</title>
<link rel="help" href="https://drafts.csswg.org/css-fonts/#font-synthesis">
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/9390#issuecomment-2625297188">
<meta name="assert" content="font-synthesis supports only the grammar 'none | [ weight || [style | oblique-only] || small-caps || position ]'.">
<script src="../../../resources/testharness.js"></script>
<script src="../../../resources/testharnessreport.js"></script>
<script src="../../../css/support/parsing-testcommon.js"></script>
</head>
<body>
<script>
test_invalid_value('font-synthesis', 'auto');
test_invalid_value('font-synthesis', 'none weight');
test_invalid_value('font-synthesis', 'none style');
test_invalid_value('font-synthesis', 'none oblique-only');
test_invalid_value('font-synthesis', 'none position');
test_invalid_value('font-synthesis', 'style none');
test_invalid_value('font-synthesis', 'style oblique-only');
test_invalid_value('font-synthesis', 'oblique-only style');
test_invalid_value('font-synthesis', 'oblique-only none');
test_invalid_value('font-synthesis', 'none small-caps');
test_invalid_value('font-synthesis', 'small-caps none');
test_invalid_value('font-synthesis', 'position none');
</script>
</body>
</html>
